@charset "utf-8";
$fontSize:40;
@function r($p) {
    @return $p/$fontSize*1rem;
}
//flash
.flash_bg {
    background: #8bc01f;
}

.flash {
    padding-top: 67px;
    padding-bottom: 60px;
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
}
.flash_tit {
    color: #ffffff;
    font-size: 48px;
    line-height: 53px;
    span {
        display: inline-block;
        width: 55px;
        height: 53px;
        background-color: white;
        color: #8bc01f;
        margin-right: 12px;
        border-radius: 2px;
        text-align: center;
    }
}

.flash_tit~div {
    margin-left: 15px;
}

.flash_into {
    font-size: 24px;
    color: #ffffff;
    padding: 23px 0 67px;
}

.flash_cont {
    color: #ffffff;
    font-size: 16px;
    p {
        margin-bottom: 32px;
    }
}

.download_btn>button {
    width: 100px;
    height: 34px;
    background-color: #e8f2d2;
    border-radius: 4px;
    color: #8bc01f;
}

//player
.player_bg {
    background-color: #3393df;
}

.player {
    padding-top: 75px;
    padding-bottom: 60px;
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
}

.player_tit {
    color: #ffffff;
    font-size: 48px;
    line-height: 53px;
    margin-bottom: 23px;
    span {
        display: inline-block;
        width: 55px;
        height: 53px;
        background-color: white;
        color: #3393df;
        margin-right: 12px;
        border-radius: 2px;
        text-align: center;
    }
}

.player_sec img {
    vertical-align: top;
}

.player_sec~div>img {
    margin-top: 134px;
}

.player_txt {
    display: inline-block;
    width: 297px;
    color: white;
    margin-top: 25px;
    margin-left: 30px;
}

.player_info {
    font-size: 24px;
    padding-bottom: 17px;
}

.player_cont {
    padding-bottom: 33px;
}

//3和4 layaair
.air {
    padding-top: 93px;
    padding-bottom: 86px;
    width: 80%;
    max-width: 1100px;
    margin: 0 auto;
}

.pro_item {
    padding: 0 60px;
}

.product_tit {
    color: #3393df;
    font-size: 42px;
    margin-bottom: 23px;
    line-height: 41px;
    span {
        display: inline-block;
        width: 40px;
        height: 41px;
        background-color: #3393df;
        margin-right: 15px;
        font-size: 36px;
        text-align: center;
        color: white;
    }
}

.product_into {
    font-size: 18px;
    color: #5d5d5d;
    padding-bottom: 37px;
}

.into_tit {
    color: #3393df;
    font-size: 18px;
    padding-bottom: 20px;
}

.into_txt {
    color: #5d5d5d;
    padding-bottom: 37px;
    text-indent: 2em;
}

.pro_img {
    text-align: center;
    img {
        width: 140px;
        height: 140px;
    }
}

//5和6
.store_bg {
    background-color: #f7f7f7;
}

.store {
    padding-top: 93px;
    padding-bottom: 86px;
    width: 80%;
    max-width: 1100px;
    margin: 0 auto;
}
.publish{
    p:nth-of-type(3){
        margin-bottom: 16px;
    }
    p:nth-of-type(5){
        margin-bottom: 16px;
    }
}
@media only screen and (max-width: 768px){
    .flash,
    .player,
    .air,
    .store {
        width: 90%;
    }
    .flash {
        padding-top: 37px;
        padding-bottom: 30px;
    }
    .flash_tit {
        font-size: 38px;
        line-height: 43px;
        text-align: center;
        span {
            width: 45px;
            height: 43px;
        }
    }
    .flash_tit~div {
        margin-left: 0;
    }
    .flash_into {
        font-size: 20px;
        padding: 23px 0 27px;
    }
    .flash_img {
        width: 60%;
        margin: 30px auto 0;
        img {
            width: 100%;
        }
    }
    .player {
        padding-top: 35px;
        padding-bottom: 30px;
    }
    .player_tit {
        font-size: 38px;
        line-height: 43px;
        margin-bottom: 33px;
        text-align: center;
        span {
            width: 45px;
            height: 43px;
        }
    }
    .player_sec{
        text-align: center;
        img{
            width: 60%;
        }
    } 
    .player_sec~div{
        margin-top: 20px;
        width: 60%;
        margin: 20px auto 0;
        img{
            width: 100%;
            margin-top: 0;
        }
    }
    .player_txt {
        display: inline-block;
        width: 100%;
        color: white;
        margin-top: 25px;
        margin-left: 0;
    }
    .player_info {
        font-size: 20px;
        padding-bottom: 17px;
    }
    .player_cont {
        padding-bottom: 23px;
    }
    .air,.store{
        padding-top: 33px;
        padding-bottom: 26px;
        width: 90%;
        margin: 0 auto;
    }
    .pro_item {
        padding: 0 15px;
    }
    .product_tit{
        text-align: center;
        font-size: 32px;
        line-height: 31px;
        margin-top: 30px;
        span {
            width: 30px;
            height: 31px;
            font-size: 26px;
        }
    }
    .publish{
        p:nth-of-type(3){
            margin-bottom: 0;
        }
        p:nth-of-type(5){
            margin-bottom: 0;
        }
    }
}